Traditional cast iron grate that we use 1-2 pcs depending on the heater model. Grate measures are 135 x 290 mm. Remember to empty ashes and clean your grate after every use, that prolongs its lifetime.
Using a grate cradle improves air circulation inside the heater, boosting heating efficiency. The grate cradle also makes the heater easier to clean, as most of the ash that accumulates inside the heater during heating can be removed by simply taking out the grate cradle.